國標(biāo)波紋管法蘭截止閥 “上海工良閥門” 百度一下 |
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Bb Os & Y型結(jié)構(gòu) |
制造標(biāo)準(zhǔn):GB12235
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結(jié)構(gòu)長度:GB12221
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對焊口標(biāo)準(zhǔn):GB12224
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試驗標(biāo)準(zhǔn):GB13927
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Bb Os & Y structure |
Manufacture:GB12235
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Face to face:GB12221
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Butt-welding:GB12224
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Test:GB13927
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公稱壓力
(nominal pressure)
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1.6Mpa
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2.5Mpa
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4.0Mpa
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密封試驗(seal test)
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1.8MPa
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2.8MPa
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4.4MPa
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殼體強(qiáng)度(shell)
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2.4MPa
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3.6MPa
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6.0MPa
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適用溫度
(suitabletemprature)
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300℃
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特點(features):
雙層波紋管(double walls bellow seal)
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維修方便(maintenance-free)
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波紋管密封閥桿(spindle with bellow seal)
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雙重密封(secondary sealing)
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位置指示(position indicator)
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無升降手輪(non-rising handwheel)
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用途(selection of possible applications):
工業(yè)(industry)
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電站(power station)
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廢氣凈化廠(flue gas puerification plant)
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天然氣(gas supply)
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真空裝置(vacuum facilities)
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氨(ammonia)
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熱水(hot water)
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冷凍系統(tǒng)(cllling&freezing systme)
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加熱設(shè)備(heating technology)
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蒸汽系統(tǒng)(steam system)
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零件名稱
parta name
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閥體 body
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閥蓋 bonnet
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閥桿 stem
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閥瓣 disc
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密封面
sealing face
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填料 paking
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WCB
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WCB
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WCB
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13Cr
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2Cr13
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2Cr13
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柔性石墨
GRAPHITE
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STL
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304
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CF8
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CF8
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304
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304
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304
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柔性石墨
GRAPHITE
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STL
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PTFE
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316
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CF8M
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CF8M
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316
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316
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316
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柔性石墨
GRAPHITE
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STL
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PTFE
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304L
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CF3
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CF3
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316
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304L
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304L
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柔性石墨
GRAPHITE
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STL
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PTFE
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316L
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CF3M
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CF3M
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316
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316L
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316L
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柔性石墨
GRAPHITE
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STL
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PTFE
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外形尺寸各連接尺寸 external and connection dimensions:
PN
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DN
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L
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L1
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D
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D1
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D2
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B
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f
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F
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D6
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N-ф
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△H(
STRODE)
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1.6
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15
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130
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80
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95
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65
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45
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14
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2
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-
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-
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4-14
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6
|
20
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150
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90
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105
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75
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55
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14
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2
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-
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-
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4-14
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6
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25
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160
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110
|
115
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85
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65
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14
|
2
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-
|
-
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4-14
|
8
|
32
|
180
|
127
|
135
|
100
|
78
|
16
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2
|
-
|
-
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4-18
|
8
|
40
|
200
|
156
|
145
|
110
|
85
|
16
|
3
|
-
|
-
|
4-18
|
13
|
50
|
230
|
170
|
160
|
125
|
100
|
16
|
3
|
-
|
-
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4-18
|
13
|
65
|
290
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-
|
180
|
145
|
120
|
18
|
3
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-
|
-
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4-18
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16
|
80
|
310
|
-
|
195
|
160
|
135
|
20
|
3
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-
|
-
|
8-18
|
20
|
100
|
350
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-
|
215
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180
|
155
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20
|
3
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-
|
-
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8-18
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25
|
125
|
400
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-
|
245
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210
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185
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22
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3
|
-
|
-
|
8-18
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32
|
150
|
480
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-
|
280
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240
|
210
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24
|
3
|
-
|
-
|
8-23
|
40
|
200
|
600
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-
|
335
|
295
|
265
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26
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3
|
-
|
-
|
12-23
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50
|
2.5
|
15
|
130
|
80
|
95
|
65
|
45
|
16
|
2
|
-
|
-
|
4-14
|
6
|
20
|
150
|
90
|
105
|
75
|
55
|
16
|
2
|
-
|
-
|
4-14
|
6
|
25
|
160
|
110
|
115
|
85
|
65
|
16
|
2
|
-
|
-
|
4-14
|
8
|
32
|
180
|
127
|
135
|
100
|
78
|
18
|
2
|
-
|
-
|
4-18
|
8
|
40
|
200
|
156
|
145
|
110
|
85
|
18
|
3
|
-
|
-
|
4-18
|
13
|
50
|
230
|
170
|
160
|
125
|
100
|
20
|
3
|
-
|
-
|
4-18
|
13
|
65
|
290
|
-
|
180
|
145
|
120
|
22
|
3
|
-
|
-
|
8-18
|
16
|
80
|
310
|
-
|
195
|
160
|
135
|
24
|
3
|
-
|
-
|
8-18
|
20
|
100
|
350
|
-
|
230
|
190
|
160
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28
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